NGK G-Power Platinum Spark Plug LTR5GP (4 Pack) for CHEVROLET IMPALA LT 2014-2014 2.5L/153

These G-Power Platinum spark plugs deliver the power and quality that you expect from NGK. The fine pure-platinum electrode tip remains virtually unchanged and reaches self-cleaning temperatures to deliver longer durability and optimum performance. Compared to conventional plugs, G-Power plugs deliver better starts, superior acceleration, and greater fuel economy. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties. Corrugated ribs prevent flashover. Trapezoid cut ground electrode reduces quenching. Shorty Spark Plug: No. Resistor: Yes. Manufacturer Heat Range: 5. Electrode Tip Material: Platinum. Electrode Core Material: Copper. Insulator Type: Projected. Spark Plug Thread Size: 14mm. Spark Plug Reach: 1.043 in. Spark Plug Seat Style: Tapered. Wrench Diameter: 5/8 in. Ground Strap Quantity: One